Electromagnetic plates and chucks
First Claim
1. IN ELECTROMAGNETIC PLATES AND CHUCKS, THE COMBINATION OF A PLURALITY OF ADJACENT ELECTROMAGNETIC ELEMENTS INCLUDING EACH A CORE, A WINDING SURROUNDING THE CORE, A POLE PIECE CARRIED BY EACH CORE AND SUBJECTED TO THE ACTION OF THE CORRESPONDING WINDING, SAID POLE PIECES BEING ALL ARRANGED TO ONE SIDE OF THE SYSTEM ELECTROMAGNETIC ELEMENTS AND DISPOSED IN A STRAIGHT LINE, MEANS SIMULTANEOUSLY FEEDING ELECTRIC CURRENT INTO THE DIFFERENT WINDINGS, AND SWITCHING MEANS ADAPTED TO COOPERATE WITH LASTMENTIONED MEANS TO SHIFT THE DIRECTION OF FLOW OF THE CURRENT FEEDING A NUMBER OF SAID WINDINGS TO THEREBY MAKE THE WINDINGS PASS BETWEEN A CONDITION FOR WHICH THE SUCCESSIVE WINDINGS PRODUCE OPPOSED POLARITIES IN THE CORRESPONDING SUCCESSIVE CORES AND A CONDITION FOR WHICH THE SUCCESSIVE PAIRS OF WINDINGS IN SAID LINE PRODUCE THE SAME POLARITY IN BOTH WINDINGS OF THE PAIRS SAID POLARITY BEING REVERSED BETWEEN THE WINDINGS OF ANY ONE PAIR AND THE NEXT PAIR OF SAID LINE.
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Accused Products
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1 Claim
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1. IN ELECTROMAGNETIC PLATES AND CHUCKS, THE COMBINATION OF A PLURALITY OF ADJACENT ELECTROMAGNETIC ELEMENTS INCLUDING EACH A CORE, A WINDING SURROUNDING THE CORE, A POLE PIECE CARRIED BY EACH CORE AND SUBJECTED TO THE ACTION OF THE CORRESPONDING WINDING, SAID POLE PIECES BEING ALL ARRANGED TO ONE SIDE OF THE SYSTEM ELECTROMAGNETIC ELEMENTS AND DISPOSED IN A STRAIGHT LINE, MEANS SIMULTANEOUSLY FEEDING ELECTRIC CURRENT INTO THE DIFFERENT WINDINGS, AND SWITCHING MEANS ADAPTED TO COOPERATE WITH LASTMENTIONED MEANS TO SHIFT THE DIRECTION OF FLOW OF THE CURRENT FEEDING A NUMBER OF SAID WINDINGS TO THEREBY MAKE THE WINDINGS PASS BETWEEN A CONDITION FOR WHICH THE SUCCESSIVE WINDINGS PRODUCE OPPOSED POLARITIES IN THE CORRESPONDING SUCCESSIVE CORES AND A CONDITION FOR WHICH THE SUCCESSIVE PAIRS OF WINDINGS IN SAID LINE PRODUCE THE SAME POLARITY IN BOTH WINDINGS OF THE PAIRS SAID POLARITY BEING REVERSED BETWEEN THE WINDINGS OF ANY ONE PAIR AND THE NEXT PAIR OF SAID LINE.
Specification
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Current AssigneeMaurice Braillon Philibert
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Original AssigneeMaurice Braillon Philibert
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InventorsMAURICE BRAILLON PHILIBERT
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Application NumberUS04/388,767Time in Patent Office1,120 DaysField of SearchUS Class Current361/145CPC Class CodesB23Q 3/152 Rotary devicesB23Q 3/1543 using electromagnetsG06V 10/10 Image acquisition document ...
